David Woodhouse wrote:
On Mon, 2009-05-18 at 13:51 +0800, Yu Zhao wrote:
@@ -965,6 +1037,8 @@ static void iommu_flush_iotlb_psi(struct intel_iommu *iommu, u16 did,
else
iommu->flush.flush_iotlb(iommu, did, addr, mask,
DMA_TLB_PSI_FLUSH);
+ if (did)
+ iommu_flush_dev_iotlb(iommu->domains[did], addr, mask);
}
static void iommu_disable_protect_mem_regions(struct intel_iommu *iommu)
Hm, why 'if (did)' ?
Domain ID zero is only special in caching mode. Should it be:
if (!cap_caching_mode(iommu->cap) || did)
?
Yes, you are right. Domain ID 0 is only reserved for caching mode. Will
send a fix for this.
Thanks!
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